Troubleshooting - Panasonic S-1821PF3H Operating Instructions Manual

Troubleshooting

The following symptoms do not indicate malfunction.
Symptom
The system is not turn on or respond
to remote controller immediately after
power on.
*Please wait a moment (5min/15sec)
after power on the system.
Operation is delayed a few minutes after
restarting.
Indoor fan stops occasionally during
automatic fan speed setting.
The room has a peculiar odour.
Cracking sound during operation.
Water fl owing sound during operation.
Mist emerges from indoor unit.
Outdoor unit emits water or steam.
Discoloration of some plastic parts.
Check the following before calling for servicing.
Symptom
Operation in COOL mode is not working
effi ciently.
Noisy during operation.
The unit does not work.
• For new product fi rst time power on after
installation, the system requires approximately 5
minutes for "System Auto confi guration Process".
• For subsequent operation start up by power
switch, the system requires 15secs for "Program
Initialization".
• The delay is a protection to the unit's
compressor.
• This is to help remove the surrounding odour.
• This may be due to damp smell emitted by the
wall, carpet, furniture or clothing.
• Changes in temperature caused the unit to
expand and contract.
• Refrigerant fl ow inside the unit.
• During cooling operation, the discharged cold air
may condense to water vapour.
• During cooling operation, condensation occurs
on cold pipes and the condensed water may drip
from the outdoor unit.
• Discoloration is subjected to the types of
materials used in plastic parts. It is accelerated
when exposed to heat, sun light, UV light or
environmental factors.
• Set the temperature correctly.
• Close all doors and windows.
• Clear any obstruction at the air inlet and air outlet
vents.
• Check if the unit has been installed at an incline.
• Check if the circuit breaker is tripped.
• Check if timers have been set.
Cause
Check
13